Fix `-Wnested-anon-types`

Reviewed By: igorsugak Differential Revision: D32415926 fbshipit-source-id: b62ac87215800eed8e6cf8acf92f0518b9a56da5

Fix `-Wnested-anon-types`
Reviewed By: igorsugak Differential Revision: D32415926 fbshipit-source-id: b62ac87215800eed8e6cf8acf92f0518b9a56da5
3a9d2d47 · Andrew Gallagher · Facebook GitHub Bot · ca7bdc77 · 3a9d2d47
Commit 3a9d2d47 authored Nov 16, 2021 by Andrew Gallagher Committed by Facebook GitHub Bot Nov 16, 2021
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folly/fibers/Baton.h folly/fibers/Baton.h +6 -4

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--- a/folly/fibers/Baton.h
+++ b/folly/fibers/Baton.h
@@ -250,12 +250,14 @@ class Baton {
  static constexpr intptr_t TIMEOUT = -2;
  static constexpr intptr_t THREAD_WAITING = -3;

+  struct _futex_wrapper {
+    folly::detail::Futex<> futex{};
+    int32_t _unused_packing;
+  };
+
  union {
    std::atomic<intptr_t> waiter_;
-    struct {
-      folly::detail::Futex<> futex{};
-      int32_t _unused_packing;
-    } futex_;
+    struct _futex_wrapper futex_;
  };
 };